Math, asked by gmonu3492, 1 year ago

(a-1/a)=7 है तो a+1/a का मान

Answers

Answered by mishalsubudhi

1

Answer:

If A= x +1 / x-1 then A - 1/A = x+1/x-1 - x-1 / x+1(x+1)^2 - (x-1)^2 /x^2 -1x^2 +2x +1 - x^2 +2x -1 /x^2-14x / x^2 -1.

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